Update README.md

Author: arhimede

README.md

@@ -4,10 +4,14 @@ Flashmessenger controller plugin for easy access to the flash messenger from any
 
 ![OSS Lifecycle](https://img.shields.io/osslifecycle/dotkernel/dot-controller-plugin-flashmessenger)
 [![GitHub license](https://img.shields.io/github/license/dotkernel/dot-controller-plugin-flashmessenger)](https://github.com/dotkernel/dot-controller-plugin-flashmessenger/blob/2.0.1/LICENSE.md)
+![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-controller-plugin-flashmessenger/2.9.0)
 
 # NOTE
 
-> **dot-controller-plugin-flashmessenger** is **archived** and will receive no further development!
+> **dot-controller-plugin-flashmessenger** is in **maintenance** mode.
+
+> This package is considered feature-complete, and is now in **security-only** maintenance mode.
+
 
 # Installation